| PFPeco Foods INC | Bay Springs | Food Manufacturing | 311119 | — | ● ACTIVE |
 Hol-mac CORP | Bay Springs | Transportation Equipment Manufacturing | 336211 | — | ● ACTIVE |
| HCHsi Corporation | Bay Springs | Machinery Manufacturing | 333995 | 20–99 | ◐ LIKELY ACTIVE |
| HCHol-Mac Corporation Plant 2 | Bay Springs | Machinery Manufacturing | 333995 | 100–499 | ◐ LIKELY ACTIVE |
| HCHol-Mac Corporation Plant 3 | Bay Springs | Machinery Manufacturing | 333999 | 100–499 | ◐ LIKELY ACTIVE |
| IBInterfor Bay Springs | Bay Springs | Wood Product Manufacturing | 321113 | 100–499 | ◐ LIKELY ACTIVE |
| DIDelta Industries, Inc., Bay Springs Plant 86 | Bay Springs | Nonmetallic Mineral Product Manufacturing | 327320 | — | ◇ UNVERIFIED |
| GPGeorgia Pacific Wood Products LLC Bay Springs Ms | Bay Springs | Wood Product Manufacturing | 321113 | — | ◇ UNVERIFIED |
| HMHol Mac Corporation, South | Bay Springs | Fabricated Metal Product Manufacturing | 332999 | — | ◇ UNVERIFIED |
| PFPeco Farms INC | Bay Springs | Food Manufacturing | 311119 | — | ◇ UNVERIFIED |
| PFPeco Farms of Mississippi Feed Mill | Bay Springs | Food Manufacturing | 311119 | — | ◇ UNVERIFIED |
| RRRemy Reman,l.l.c.(formerly A&b Grp.dalex | Bay Springs | Transportation Equipment Manufacturing | 336000 | — | ◇ UNVERIFIED |
| TCTri County Ready Mix | Stringer | Nonmetallic Mineral Product Manufacturing | 327320 | — | ◇ UNVERIFIED |
| TCTri County Ready Mix Inc, Stringer Plant | Stringer | Nonmetallic Mineral Product Manufacturing | 327320 | — | ◇ UNVERIFIED |
| HCHol-Mac Corporation Plant 1 | Bay Springs | Fabricated Metal Product Manufacturing | 332313 | 100–499 | ◐ LIKELY ACTIVE |
| PFPeco Foods Inc.- Bay Springs Processing | Bay Springs | Food Manufacturing | 311615 | 500+ | ◐ LIKELY ACTIVE |
| GIGraham Industrial Services | Laurel | Primary Metal Manufacturing | 331112 | — | ◇ UNVERIFIED |
